A cascade reaction based fluorescent probe for rapid and selective fluoride ion detection

2014 ◽  
Vol 50 (41) ◽  
pp. 5510 ◽  
Author(s):  
Arundhati Roy ◽  
Dnyaneshwar Kand ◽  
Tanmoy Saha ◽  
Pinaki Talukdar
2014 ◽  
Vol 38 (7) ◽  
pp. 2941-2945 ◽  
Author(s):  
Ruiyuan Liu ◽  
Ya Gao ◽  
Qianbing Zhang ◽  
Xiaodong Yang ◽  
Xinwei Lu ◽  
...  

A novel ratiometric fluorescent probe based on hydroxylnaphthalene 2-cyanoacrylate shows a high selectivity for fluoride ions and can be used for intracellular imaging.


2011 ◽  
Vol 13 (5) ◽  
pp. 1190-1193 ◽  
Author(s):  
Jun Feng Zhang ◽  
Chang Su Lim ◽  
Sankarprasad Bhuniya ◽  
Bong Rae Cho ◽  
Jong Seung Kim

2018 ◽  
Vol 66 (43) ◽  
pp. 11486-11491 ◽  
Author(s):  
Xinwei Tian ◽  
Xinxin Tong ◽  
Zhao Li ◽  
Dongyu Li ◽  
Qingjun Kong ◽  
...  

Author(s):  
Mahesh Gosi ◽  
Nagaraju Marepu ◽  
Yeturu Sunandamma

2021 ◽  
Vol 0 (0) ◽  
Author(s):  
Zizheng Yue ◽  
Wenlin Feng

Abstract In this work, a fiber-optic fluoride-ion-detection Michelson interferometer based on the thin-core fiber (TCF) and no-core fiber (NCF) coated with α-Fe2O3/ZrO2 sensing film is proposed and presented. The single-mode fiber (SMF) is spliced with the TCF and NCF in turn, and a waist-enlarged taper is spliced between them. Then, a silver film is plated on the end face of NCF to enhance the reflection. After the absorption of fluoride ion by the sensing film, the effective refractive index (RI) of the coated cladding will change, which leads to the regular red shift of the interference dip with the increasing fluoride-ion concentration. Thus, the fluoride-ion concentrations can be determined according to the corresponding dip wavelength shifts. The results show that the sensor has an excellent linear response (R 2 = 0.995) with good sensitivity (8.970 nm/ppm) when the fluoride-ion concentration is in the range of 0–1.5 ppm. The response time is about 15 s. The sensor has the advantage of good selectivity, good temperature and pH stabilities, and can be applied to detect fluoride ion effectively.


2012 ◽  
Vol 2012 (13) ◽  
pp. 2535-2541 ◽  
Author(s):  
Lorena K. Calderón-Ortiz ◽  
Eric Täuscher ◽  
Erick Leite Bastos ◽  
Helmar Görls ◽  
Dieter Weiß ◽  
...  

2021 ◽  
Vol 21 (3) ◽  
pp. 2559-2564
Author(s):  
Yi Jiang ◽  
Hongliang Chen ◽  
Xiaozhan Yang ◽  
Wenlin Feng

2020 ◽  
Vol 56 (92) ◽  
pp. 14463-14466
Author(s):  
William J. Tipping ◽  
Liam T. Wilson ◽  
Sonja K. Blaseio ◽  
Nicholas C. O. Tomkinson ◽  
Karen Faulds ◽  
...  

A simple ratiometric sensor based on Raman spectroscopy enables rapid fluoride ion detection in a paper-based assay using a portable spectrometer.


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